Archive preview support (#2056)

* Support for archive file previews
- Should account for alternates
- Extracts files and requests preview from plugins that claim support

1 files changed, 3 insertions, 1 deletions

diff --git a/src/previewgenerator.h b/src/previewgenerator.h
index dd0d2cd4..15d652f6 100644
--- a/src/previewgenerator.h
+++ b/src/previewgenerator.h
@@ -33,10 +33,12 @@ class PreviewGenerator
 public:
   PreviewGenerator(const PluginContainer& pluginContainer);
 
-  bool previewSupported(const QString& fileExtension) const;
+  bool previewSupported(const QString& fileExtension, const bool& isArchive) const;
 
   QWidget* genPreview(const QString& fileName) const;
 
+  QWidget* genArchivePreview(const QByteArray& fileData, const QString& fileName) const;
+
 private:
   const PluginContainer& m_PluginContainer;
   QSize m_MaxSize;